#include <iostream>
#include <vector>
#include <set>
#include <map>
#include <string>

int main(){
	using std::map;
	using std::string;
	map<string,int> m;
	m["hello"]=25;
	m.insert(map<string,int>::value_type("anna",22));
	//m.insert(make_pair("hello",1234));
	
	using std::cout;
	for(map<string,int>::iterator i=m.begin();i!=m.end();i++){
		cout<< i->first << ","<< i->second<<"\n";
	}
	
	using std::set;
	set<int> s;
	s.insert(123);
	s.insert(5);
	cout<<s.count(5)<<"\n";
	return 0;
}